{?include file='html_head_info.tpl'?}

{?include file='div_pre_header.tpl'?}

{?include file='div_header.tpl'?}

{?include file='div_nav.tpl'?}

{?include file='div_left.tpl'?}

{?include file='div_main.tpl' mod='mod_problem_list.tpl'?}

{?include file='div_right.tpl'?}

{?include file='div_footer.tpl'?}

